<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>登录</title>
    <link rel="stylesheet" href="./css/main.css">
</head>

<body style="background:#009688">
    <div class="login">
        <form action="#">
            <h4>后台管理系统登录</h4>
            <label for="">用户名：</label>
            <input type="text" style="margin:20px 0">
            </br>
            <label for="">密&nbsp;&nbsp;&nbsp;码：</label>
            <input type="password">
            
            <button style="margin-top:30px;width:80px;height:40px"><a href="index.html" style="color
                #000;text-decoration:none">登录</a></button>
        </form>
    </div>
</body>

</html>